<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>组件</title>
    <script src="./vue.js"></script>
</head>
<body>
    <div id="components-demo">
        <button-counter></button-counter>
        <button-counter></button-counter>
        <button-counter></button-counter>
    </div>
</body>
<script>
    Vue.component('button-counter',{
        data: function(){
            return {
                count: 0
            }
        },
        template: '<button v-on:click="count++">你点击了{{ count }}次</button>'
    })

    new Vue({
        el: '#components-demo'
    })
</script>
</html>